In this fictional documentary, U.S. prisons are at capacity, and President Nixon declares a state of emergency. All new prisoners, most of whom are connected to the antiwar movement, are now given the choice of jail time or spending three days in Punishment Park, where they will be hunted for sport by federal authorities. The prisoners invariably choose the latter option, but learn that, between the desert heat and the brutal police officers, their chances of survival are slim.
A detective discovers his son-in-law is cheating on his wife. He confronts the other woman and accidentally kills her, then tries to pin the crime on a local derelict.
Émile targets women he believes are too depressed to go on living. As multiple victims fall to his suffocating white scarf, an inspector resorts to unorthodox methods to get him with the assistance of a potential victim.
Young babysitter Amanda arrives at the Lloyd residence to spend the evening looking after their young son. Soon after the Lloyds leave, a series of frightening occurrences in the gloomy old house have Amanda's nerves on edge. The real terror begins, however, when the child's biological father appears after recently escaping from a nearby mental institution.
An elderly heiress is killed by her husband who wants control of her fortunes. What ensues is an all-out murder spree as relatives and friends attempt to reduce the inheritance playing field, complicated by some teenagers who decide to camp out in a dilapidated building on the estate.
While on vacation, a woman's husband is taken by the Russian government. After one attempt fails, she begins looking for a suitable spy to capture and trade in exchange for her husband, but she develops an attraction to the one she thinks is a good candidate.
In the English countryside, Sarah Rexton, recently blinded in a horse riding accident, moves in with her uncle's family and gallantly adjusts to her new condition, unaware that a killer stalks them.
A group of crazy bikers meet up with a group of drug-addicted hippies in a small town, but the two roving factions are soon at odds with one another and chaos ensues.
When a trio of ex-convicts led by Mattie Appleyard is released from prison, they hope to open a general store using money Mattie has saved during his 40-year sentence. This attempt is met with great resistance from a corrupt prison official and the banker who issued Mattie the check.
A journalist finds himself on the trail of a murderer who's been targeting people around him, while the police are considering him a suspect in their investigation.
A neurosurgeon with a cheating wife takes an amnesiac into his home and conditions him to believe that the cheating wife is his own and to take the "appropriate" action.
A former mob getaway driver from Chicago has retired to a peaceful life in a Portuguese fishing village. He is asked to pull off one last job - to drive a dangerous crook and his girlfriend to France.
A vengeful widow hires a professional killer to train her son so that he can hunt down and kill the men who murdered her husband. The quest for revenge soon becomes an obsession.
The San Francisco area is beset by a series of seemingly random murders without motive or pattern. The police are taunted by phone calls and letters. Could the maniac be the violent truck driver, or the seemingly mild-mannered mailman, or even a cop?
Against a backdrop of Swingin' 60s London a young playboy type "steals" a beautiful Italian girl from her elderly date and suggests she comes back to his place for some good times. "His place" being owned by his father, a rich and respected solicitor. Unfortunately a couple of criminals have plans of their own, one for money, the other for revenge, and the lovers end up prisoners in a tense siege situation
After her prostitute mother and her john are beaten to death while they are asleep in bed, teen-aged Ellie Masters is sent to an isolated orphanage run by a mysterious woman and her handyman, both whom she comes to suspect are hiding dark secrets.
A wealthy Englishman finds his third wife dead. After the police discover that his first two wives had also died suddenly, an investigation is launched. Meanwhile, a new neighbor moves in and becomes very interested in him.